27771916

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{431}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 49533120

約数和(自身を除く): 21761204

約数列:

[1, 2, 4, 89, 178, 181, 356, 362, 431, 724, 862, 1724, 16109, 32218, 38359, 64436, 76718, 78011, 153436, 156022, 312044, 6942979, 13885958, 27771916]

約数ペア:

[(1, 27771916), (2, 13885958), (4, 6942979), (89, 312044), (178, 156022), (181, 153436), (356, 78011), (362, 76718), (431, 64436), (724, 38359), (862, 32218), (1724, 16109)]